Main Article:  Saint October
Kotono Hayama, along with her friends Misaki Hijiri and Natsuki Shirafuji work for the Kuroki Detective Agency to fight crime and solve mysteries in the city of Alkana.  While working on a case kidnapping case, they befriend on a young boy with amnesia named Juan, whose mysteries powers grants them their own magical weapons.

Main Article: Venus Versus Virus
Sumire Takahana is a fairly normal high school girl, except that she can see the ghosts and demons that normal people are unaware of. After an incident where a blue haired girl wearing gothic-lolita clothing saves her from an attacking demon, Sumire is recruited by the girl into the group known as the Venus Vanguard. The girl’s name is Lucia Nabashi and she leads the Venus Vanguard to destroy Viruses, the term given to spirits and demons who plague the world by consuming human …